Mark H Weaver scripsit: > There is widespread agreement in the relevant floating point standards > (C99, C11, ISO/IEC 10967, and probably IEEE 754 although I haven't > purchased a copy) that (angle -0.0-0.0i) = (atan -0.0 -0.0) = -pi, but > the definition of 'angle' on page 36 of R7RS-draft-6 (section 6.2.6) > asserts that -pi< (angle z)<= pi for all complex 'z'. I suggest that > this be changed to -pi<= (angle z)<= pi. > > Another problem along the same lines: earlier on page 36, R7RS-draft-6 > asserts that the value of "log z is defined to be the one whose > imaginary part lies in the range from -pi (exclusive) to pi > (inclusive)", and then proceeds to define the inverse trigonometric > functions in terms of log. That should be changed to '-pi (inclusive)'.
These changes were adopted by the WG under no-objection procedure. -- You know, you haven't stopped talking John Cowan since I came here. You must have been http://www.ccil.org/~cowan vaccinated with a phonograph needle. [email protected] --Rufus T. Firefly _______________________________________________ Scheme-reports mailing list [email protected] http://lists.scheme-reports.org/cgi-bin/mailman/listinfo/scheme-reports
